selected

if (Event.current.type == EventType.mouseDown && currentTool == CurrentTool.NONE &&  Tools.current != Tool.View && Event.current.button == 0)
{
        startSelectedRect = Event.current.mousePosition;
        currentTool = CurrentTool.SELECT_RECT;
}
....
if (currentTool == CurrentTool.SELECT_RECT)
{
//Тут поперло выделение
      Vector2 endSelectedRect = Event.current.mousePosition;
            ...........